Security told local station WPRI-TV the man turned up on set and began asking "weird questions" about the untitled film's cast, which includes Joaquin Phoenix, Emma Stone and Parker Posey. After becoming involved in an altercation he is said to have thrown a chair.

Allen's film, the follow-up to current comedy Magic in the Moonlight, has been described as a "contemporary story" set in the world of academia. The veteran director has been filming in Providence, most recently near the famous Brown University, since last month.